/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inter", sans-serif;
  transition: background 0.3s, color 0.3s;
}

/* Tema Dark / Light */
body.dark {
  background: #0d1117;
  color: #c9d1d9;
}

body.light {
  background: #f6f8fa;
  color: #24292f;
}

body.dark header, body.dark footer, body.dark #userInfo, body.dark .repo-card {
  background: #161b22;
}

body.light header, body.light footer, body.light #userInfo, body.light .repo-card {
  background: #ffffff;
  border: 1px solid #d0d7de;
}

/* Header */
header {
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  gap: 10px;
}

header h1 {
  font-size: 22px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
}

input {
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #30363d;
  outline: none;
  width: 220px;
  font-size: 14px;
}

button {
  padding: 10px 15px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  transition: transform 0.2s, background 0.3s;
  display: flex;
  align-items: center;
  gap: 6px;
}

#searchBtn {
  background: #238636;
  color: white;
}

#searchBtn:hover {
  background: #2ea043;
  transform: scale(1.05);
}

#toggleTheme {
  background: #6e7681;
  color: white;
}

#toggleTheme:hover {
  background: #484f58;
  transform: rotate(15deg);
}

/* Info do usuário */
#userInfo {
  margin: 20px auto;
  padding: 20px;
  border-radius: 12px;
  max-width: 500px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

#userInfo img {
  border-radius: 50%;
  width: 120px;
  height: 120px;
  margin-bottom: 10px;
}

#userInfo h2 {
  font-size: 20px;
  margin: 10px 0;
}

#userInfo p {
  margin: 5px 0;
  font-size: 14px;
}

#userInfo a {
  display: inline-block;
  margin-top: 10px;
  padding: 8px 12px;
  border-radius: 6px;
  background: #58a6ff;
  color: white;
  text-decoration: none;
  font-weight: 600;
}

#userInfo a:hover {
  background: #1f6feb;
}

/* Repositórios */
#repoContainer {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 15px;
  padding: 20px;
}

.repo-card {
  padding: 15px;
  border-radius: 12px;
  text-align: left;
  transition: transform 0.2s, box-shadow 0.3s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

.repo-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.5);
}

.repo-card h3 {
  font-size: 18px;
  margin-bottom: 5px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.repo-card p {
  margin: 5px 0;
  font-size: 14px;
}

.repo-card a {
  display: inline-block;
  margin-top: 10px;
  padding: 6px 10px;
  border-radius: 6px;
  background: #58a6ff;
  color: white;
  text-decoration: none;
  font-weight: 600;
}

.repo-card a:hover {
  background: #1f6feb;
}

/* Footer */
footer {
  text-align: center;
  padding: 15px;
  font-size: 14px;
  margin-top: 20px;
}

/* ============================
   RESPONSIVIDADE
   ============================ */

/* Tablets */
@media (max-width: 768px) {
  header {
    flex-direction: column;
    align-items: flex-start;
  }

  .search-box {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  input {
    flex: 1;
    min-width: 160px;
  }

  #repoContainer {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
}

/* Celulares */
@media (max-width: 480px) {
  header h1 {
    font-size: 18px;
  }

  input {
    width: 100%;
  }

  button {
    flex: 1;
    justify-content: center;
    font-size: 14px;
  }

  #userInfo {
    padding: 15px;
  }

  .repo-card h3 {
    font-size: 16px;
  }

  .repo-card p {
    font-size: 13px;
  }
}